Arched Island Weather Forecast

    • 13
    • 22

    Shower or two

    • 11
    • 21

    Partly cloudy

    • 13
    • 23

    Partly cloudy

    • 14
    • 25

    Showers

    • 9
    • 18

    Shower or two. Becoming windy

    • 11
    • 20

    Cloudy

    • 11
    • 22

    Partly cloudy

Today 8 Feb South East

Partly cloudy. Medium chance of showers, becoming less likely in the late afternoon and evening. The chance of a thunderstorm in the afternoon and early evening. Winds northwest to northeasterly 15 to 25 km/h tending northeast to southeasterly 15 to 20 km/h in the late afternoon then becoming light in the late evening. Daytime maximum temperatures between 18 and 22.

South East Coastal Waters

Tasman Island to South East Cape
Wind
North to northeasterly 15 to 20 knots becoming variable about 10 knots in the late evening.
Seas
1 to 1.5 metres, decreasing to 1 metre during the afternoon.
1st Swell
Southwesterly 1.5 to 2 metres.
Weather
Partly cloudy. 60% chance of showers. The chance of a thunderstorm in the afternoon and early evening.
Weather Situation
A broad trough extends down over the state from the mainland today. The trough is expected to clear to the east on Monday, with another high pressure system forecast to move over the state by Tuesday. A northwesterly flow will develop on Wednesday, ahead of a cold front forecast to cross late.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Arched Island Temperature Statistics View More

February Temperature

Cape Bruny (16km)

  • Lowest 2 February, 2026

    8.7 °C

  • Average February

    15 °C

  • Highest 4 February, 2026

    25.7 °C

Climate (2021–Present)

Cape Bruny (16km)

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  • Average Low 2021–2026

    9.6 °C

  • Average 2021–2026

    12.4 °C

  • Average High 2021–2026

    16.5 °C
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